1: <?php
  2: /**
  3:  * Display a mini month view of calendar items.
  4:  */
  5: class Kronolith_Block_Month extends Horde_Core_Block
  6: {
  7:     /**
  8:      */
  9:     private $_share = null;
 10: 
 11:     /**
 12:      */
 13:     public function __construct($app, $params = array())
 14:     {
 15:         parent::__construct($app, $params);
 16: 
 17:         $this->_name = _("This Month");
 18:     }
 19: 
 20:     /**
 21:      */
 22:     protected function _params()
 23:     {
 24:         $params = array(
 25:             'calendar' => array(
 26:                 'name' => _("Calendar"),
 27:                 'type' => 'enum',
 28:                 'default' => '__all'
 29:             )
 30:         );
 31: 
 32:         $params['calendar']['values']['__all'] = _("All Visible");
 33:         foreach (Kronolith::listCalendars(Horde_Perms::SHOW, true) as $id => $cal) {
 34:             $params['calendar']['values'][$id] = $cal->name();
 35:         }
 36: 
 37:         return $params;
 38:     }
 39: 
 40:     /**
 41:      */
 42:     protected function _title()
 43:     {
 44:         $title = _("All Calendars");
 45:         $url = Horde::url($GLOBALS['registry']->getInitialPage(), true);
 46:         if (isset($this->_params['calendar']) &&
 47:             $this->_params['calendar'] != '__all') {
 48:             $calendars = Kronolith::listCalendars();
 49:             if (isset($calendars[$this->_params['calendar']])) {
 50:                 $title = htmlspecialchars($calendars[$this->_params['calendar']]->name());
 51:             } else {
 52:                 $title = _("Calendar not found");
 53:             }
 54:             $url->add('display_cal', $this->_params['calendar']);
 55:         }
 56:         $date = new Horde_Date(time());
 57: 
 58:         return $title . ', ' . $url->link() . $date->strftime('%B, %Y') . '</a>';
 59:     }
 60: 
 61:     /**
 62:      */
 63:     protected function _content()
 64:     {
 65:         global $prefs;
 66: 
 67:         if (isset($this->_params['calendar']) &&
 68:             $this->_params['calendar'] != '__all') {
 69:             $calendars = Kronolith::listCalendars();
 70:             if (!isset($calendars[$this->_params['calendar']])) {
 71:                 return _("Calendar not found");
 72:             }
 73:             if (!$calendars[$this->_params['calendar']]->hasPermission(Horde_Perms::READ)) {
 74:                 return _("Permission Denied");
 75:             }
 76:         }
 77: 
 78:         $year = date('Y');
 79:         $month = date('m');
 80:         $startday = new Horde_Date(array('mday' => 1,
 81:                                          'month' => $month,
 82:                                          'year' => $year));
 83:         $startday = $startday->dayOfWeek();
 84:         $daysInView = Date_Calc::weeksInMonth($month, $year) * 7;
 85:         if (!$prefs->getValue('week_start_monday')) {
 86:             $startOfView = 1 - $startday;
 87: 
 88:             // We may need to adjust the number of days in the view if
 89:             // we're starting weeks on Sunday.
 90:             if ($startday == Horde_Date::DATE_SUNDAY) {
 91:                 $daysInView -= 7;
 92:             }
 93:             $endday = new Horde_Date(array('mday' => Horde_Date_Utils::daysInMonth($month, $year),
 94:                                            'month' => $month,
 95:                                            'year' => $year));
 96:             $endday = $endday->dayOfWeek();
 97:             if ($endday == Horde_Date::DATE_SUNDAY) {
 98:                 $daysInView += 7;
 99:             }
100:         } else {
101:             if ($startday == Horde_Date::DATE_SUNDAY) {
102:                 $startOfView = -5;
103:             } else {
104:                 $startOfView = 2 - $startday;
105:             }
106:         }
107: 
108:         $startDate = new Horde_Date(array('year' => $year, 'month' => $month, 'mday' => $startOfView));
109:         $endDate = new Horde_Date(array('year' => $year, 'month' => $month, 'mday' => $startOfView + $daysInView,
110:                                         'hour' => 23, 'min' => 59, 'sec' => 59));
111: 
112:         /* Table start. and current month indicator. */
113:         $html = '<table cellspacing="1" class="block-monthgrid" width="100%"><tr>';
114: 
115:         /* Set up the weekdays. */
116:         $weekdays = array(_("Mo"), _("Tu"), _("We"), _("Th"), _("Fr"), _("Sa"));
117:         if (!$prefs->getValue('week_start_monday')) {
118:             array_unshift($weekdays, _("Su"));
119:         } else {
120:             $weekdays[] = _("Su");
121:         }
122:         foreach ($weekdays as $weekday) {
123:             $html .= '<th class="item">' . $weekday . '</th>';
124:         }
125: 
126:         try {
127:             if (isset($this->_params['calendar']) &&
128:                 $this->_params['calendar'] != '__all') {
129:                 list($type, $calendar) = explode('_', $this->_params['calendar'], 2);
130:                 $driver = Kronolith::getDriver($type, $calendar);
131:                 $all_events = $driver->listEvents($startDate, $endDate, true);
132:             } else {
133:                 $all_events = Kronolith::listEvents($startDate, $endDate, $GLOBALS['display_calendars']);
134:             }
135:         } catch (Exception $e) {
136:             return '<em>' . $e->getMessage() . '</em>';
137:         }
138: 
139:         $weeks = array();
140:         $weekday = 0;
141:         $week = -1;
142:         for ($day = $startOfView; $day < $startOfView + $daysInView; ++$day) {
143:             if ($weekday == 7) {
144:                 $weekday = 0;
145:             }
146:             if ($weekday == 0) {
147:                 ++$week;
148:                 $html .= '</tr><tr>';
149:             }
150: 
151:             $date_ob = new Kronolith_Day($month, $day, $year);
152:             if ($date_ob->isToday()) {
153:                 $td_class = 'today';
154:             } elseif ($date_ob->month != $month) {
155:                 $td_class = 'othermonth';
156:             } elseif ($date_ob->dayOfWeek() == 0 || $date_ob->dayOfWeek() == 6) {
157:                 $td_class = 'weekend';
158:             } else {
159:                 $td_class = 'text';
160:             }
161:             $html .= '<td align="center" class="' . $td_class . '">';
162: 
163:             /* Set up the link to the day view. */
164:             $url = Horde::url('day.php', true)
165:                 ->add('date', $date_ob->dateString());
166:             if (isset($this->_params['calendar']) &&
167:                 $this->_params['calendar'] != '__all') {
168:                 $url->add('display_cal', $this->_params['calendar']);
169:             }
170: 
171:             $date_stamp = $date_ob->dateString();
172:             if (empty($all_events[$date_stamp])) {
173:                 /* No events, plain link to the day. */
174:                 $cell = Horde::linkTooltip($url, _("View Day")) . $date_ob->mday . '</a>';
175:             } else {
176:                 /* There are events; create a cell with tooltip to
177:                  * list them. */
178:                 $day_events = '';
179:                 foreach ($all_events[$date_stamp] as $event) {
180:                     if ($event->isAllDay()) {
181:                         $day_events .= _("All day");
182:                     } else {
183:                         $day_events .= $event->start->strftime($prefs->getValue('twentyFour') ? '%R' : '%I:%M%p') . '-' . $event->end->strftime($prefs->getValue('twentyFour') ? '%R' : '%I:%M%p');
184:                     }
185:                     $location = $event->getLocation();
186:                     $day_events .= ':'
187:                         . ($location ? ' (' . htmlspecialchars($location) . ')' : '')
188:                         . ' ' . $event->getTitle() . "\n";
189:                 }
190:                 $cell = Horde::linkTooltip($url, _("View Day"), '', '', '', $day_events) . $date_ob->mday . '</a>';
191:             }
192: 
193:             /* Bold the cell if there are events. */
194:             if (!empty($all_events[$date_stamp])) {
195:                 $cell = '<strong>' . $cell . '</strong>';
196:             }
197: 
198:             $html .= $cell . '</td>';
199:             ++$weekday;
200:         }
201: 
202:         return $html . '</tr></table>';
203:     }
204: 
205: }
206: